Swing seat



FIG. 1 is a perspective front View of a swing seat;

FIG. 2 is a perspective rear View thereof;

FIG. 3 is a front View thereof;

FIG. 4 is a rear View thereof;

FIG. 5 is a right side View thereof;

FIG. 6 is a left side View thereof; and,

FIG. 7 is a top View thereof.

CLAIM The ornamental design for a swing seat, as shown and described.